Pelvic floor levator hiatus measurements: MRI versus ultrasound

Female Pelvic Medicine and Reconstructive Surgery

Volumn 20, Issue 4, 2014, Pages 216-221

  Nardos, Rahel ^a   Thurmond, Amy ^a   Holland, Amanda ^a   Gregory, W Thomas ^a  

^a OREGON HEALTH AND SCIENCE UNIVERSITY   (United States)

Author keywords

Pelvic floor imaging; Pelvic MRI; Pelvic US

Indexed keywords

ADULT; ANATOMY AND HISTOLOGY; ECHOGRAPHY; FEMALE; HUMAN; MUSCLE CONTRACTION; NUCLEAR MAGNETIC RESONANCE IMAGING; PELVIS FLOOR; PHYSIOLOGY; PROCEDURES; REST; SKELETAL MUSCLE; THREE DIMENSIONAL IMAGING; VALSALVA MANEUVER;

ADULT; FEMALE; HUMANS; IMAGING, THREE-DIMENSIONAL; MAGNETIC RESONANCE IMAGING; MUSCLE CONTRACTION; MUSCLE, SKELETAL; PELVIC FLOOR; REST; VALSALVA MANEUVER;

EID: 84905823417     PISSN: 21518378     EISSN: 21544212     Source Type: Journal    
DOI: 10.1097/SPV.0000000000000079     Document Type: Article

References (23)

1. DeLancey JO, Kearney R, Chou Q, et al. The appearance of levator ani muscle abnormalities in magnetic resonance images after vaginal delivery. Obstet Gynecol 2003;101(1):46-53.
2. Dietz HP. Quantification of major morphological abnormalities of the levator ani. Ultrasound Obstet Gynecol 2007;29(3):329-334.
3. Dietz HP, Abbu A, Shek KL. The levator-urethra gap measurement: a more objective means of determining levator avulsion?. Ultrasound Obstet Gynecol 2008;32(7):941-945.
4. Strohbehn K, Ellis JH, Strohbehn JA, et al. Magnetic resonance imaging of the levator ani with anatomic correlation. Obstet Gynecol 1996;87(2):277-285.
5. Law YM, Fielding JR. MRI of pelvic floor dysfunction: review. AJR Am J Roentgenol 2008;191(Suppl 6):S45-S53.
6. Macura KJ. Magnetic resonance imaging of pelvic floor defects in women. Top Magn Reson Imaging 2006;17(6):417-426.
7. Dietz HP, Shek C, De Leon J, et al. Ballooning of the levator hiatus. Ultrasound Obstet Gynecol 2008;31(6):676-680.
8. Kruger JA, Heap SW, Murphy BA, et al. Pelvic floor function in nulliparous women using three-dimensional ultrasound and magnetic resonance imaging. Obstet Gynecol 2008;111(3):631-638.
9. Gregory WT, Nardos R, Worstell T, et al. Measuring the levator hiatus with axial MRI sequences: adjusting the angle of acquisition. Neurourol Urodyn 2011;30(1):113-116.
10. Rockwood TH, Church JM, Fleshman JW, et al. Patient and surgeon ranking of the severity of symptoms associated with fecal incontinence: the fecal incontinence severity index. Dis Colon Rectum 1999;42(12):1525-1532.
11. Sandvik H, Hunskaar S, Seim A, et al. Validation of a severity index in female urinary incontinence and its implementation in an epidemiological survey. J Epidemiol Community Health 1993;47(6):497-499.
12. Barber MD, Kuchibhatla MN, Pieper CF, et al. Psychometric evaluation of 2 comprehensive condition-specific quality of life instruments for women with pelvic floor disorders. Am J Obstet Gynecol 2001;185(6):1388-1395.
13. Bump RC, Mattiasson A, Bo K, et al. The standardization of terminology of female pelvic organ prolapse and pelvic floor dysfunction. Am J Obstet Gynecol 1996;175(1):10-17.
14. Brink CA, Wells TJ, Sampselle CM, et al. A digital test for pelvic muscle strength in women with urinary incontinence. Nurs Res 1994;43(6):352-356.
15. Hoyte L, Ye W, Brubaker L, et al. Segmentations of MRI images of the female pelvic floor: a study of inter- and intra-reader reliability. J Magn Reson Imaging 2011;33(3):684-691.
16. Majida M, Braekken IH, Umek W, et al. Interobserver repeatability of three- and four-dimensional transperineal ultrasound assessment of pelvic floor muscle anatomy and function. Ultrasound Obstet Gynecol 2009;33(5):567-573.
17. Chou Q, DeLancey JO. A structured system to evaluate urethral support anatomy in magnetic resonance images. Am J Obstet Gynecol 2001;185(1):44-50.
18. Dietz HP, Shek C, Clarke B. Biometry of the pubovisceral muscle and levator hiatus by three-dimensional pelvic floor ultrasound. Ultrasound Obstet Gynecol 2005;25(6):580-585.
19. Dietz HP,Wong V, Shek KL. A simplified method for determining hiatal biometry. Aust N Z J Obstet Gynaecol 2011;51(6):540-543.
20. Barry C, Dietz HP, Bhutta S, et al. MRI versus 3-dimensional ultrasound: a comparative study of levator hiatal dimensions in women with pelvic organ prolapse. Aust N Z Continence J 2006;12(3):61.
21. Majida M, Braekken IH, Bo K, et al. Validation of three-dimensional perineal ultrasound and magnetic resonance imaging measurements of the pubovisceral muscle at rest. Ultrasound Obstet Gynecol 2010;35(6):715-722.
22. Zhuang RR, Song YF, Chen ZQ, et al. Levator avulsion using a tomographic ultrasound and magnetic resonance-based model. Am J Obstet Gynecol 2011;205(3):232.e1-232.e8.
23. Kruger JA, Heap SW, Murphy BA, et al. How best to measure the levator hiatus: Evidence for non-euclidean nature of the 'plane of minimal dimensions'. Ultrasound Obstet Gynecol 2010;36:755-758.